Table 3.
Clinical Correlates in the Combined Cohort With the Primary Outcomes.
| Clinical Variable | Serum 25(OH)D (nmol/L) |
Serum 25(OH)D per IU of Vitamin D3 Supplementation |
||
|---|---|---|---|---|
| r | P | r | P | |
| Age (years) | −0.10 | .05 | −0.16 | .003 |
| Disease duration (years) | −0.19 | <.001 | −0.13 | .02 |
| Glucocorticoid dose (mg/kg)a | −0.05 | .44 | −0.17 | .007 |
| Weight (Z score) | −0.09 | .09 | −0.10 | .07 |
| BMI (Z score) | 0.03 | .64 | −0.05 | .36 |
| Fat mass % (Z score) | −0.06 | .36 | −0.16 | .02 |
| Lean mass/height2 (Z score) | −0.06 | .36 | 0.15 | .03 |
| Total calcium (mmol/L) | 0.09 | .08 | 0.18 | .001 |
Abbreviations: 25(OH)D, 25-hydroxyvitamin D; BMI, body mass index; DMD, Duchenne muscular dystrophy; SLE, systemic lupus erythematosus; OI, osteogenesis imperfecta.
a
Correlation done only using DMD and SLE cohorts as no child with OI on glucocorticoid treatment.